package v2ch11.printService;

import javax.print.*;
import java.io.*;
import java.nio.file.*;

/**
 * This program demonstrates the use of print services. The program lets you print a GIF image to
 * any of the print services that support the GIF document flavor.
 *
 * @author Cay Horstmann
 * @version 1.10 2007-08-16
 */
public class PrintServiceTest {
	public static void main(String[] args) {
		DocFlavor flavor = DocFlavor.URL.GIF;
		PrintService[] services = PrintServiceLookup.lookupPrintServices(flavor, null);
		if (args.length == 0) {
			if (services.length == 0) System.out.println("No printer for flavor " + flavor);
			else {
				System.out.println("Specify a file of flavor " + flavor
						+ "\nand optionally the number of the desired printer.");
				for (int i = 0; i < services.length; i++)
					System.out.println((i + 1) + ": " + services[i].getName());
			}
			System.exit(0);
		}
		String fileName = args[0];
		int p = 1;
		if (args.length > 1) p = Integer.parseInt(args[1]);
		if (fileName == null) return;
		try (InputStream in = Files.newInputStream(Paths.get(fileName))) {
			Doc doc = new SimpleDoc(in, flavor, null);
			DocPrintJob job = services[p - 1].createPrintJob();
			job.print(doc, null);
		} catch (Exception ex) {
			ex.printStackTrace();
		}
	}
}